rucksack
US /ˈrʌk.sæk/
UK /ˈrʌk.sæk/

名词
1.
背包, 旅行包
a bag with shoulder straps that allow it to be carried on someone's back, typically made of a strong, waterproof material and used for hiking, camping, or travel.
示例:
•
He packed his sleeping bag and tent into his rucksack.
他把睡袋和帐篷装进了他的背包。
•
She carried a heavy rucksack filled with climbing gear.
她背着一个装满登山装备的沉重背包。
在 Lingoland 学习这个单词